Convert to OO

Hi,

Anybody give a info how to convert this to OO

  if not i_ymethdrt[] is initial.
    loop at i_ymethdrt into wa_ymethdrt.
      if wa_ymethdrt-docdes is initial.
        move c_y to v_dflag.
        perform f_update_error_records using c_ymet c_e '261'
                                   text-023 text-125
                       wa_ymethdrt-docdes space space space.
      endif.
    endloop.
  else.
    move c_y to v_dflag.
    perform f_update_error_records using c_ymet c_e '261'
                              text-023 text-125
                    text-126 space space space.
  endif.

Sa_R